2011 |
Galdámez, A; Garcia-Beltran, O; Cassels, B K Hydrogen-Bonded Supramolecular Array in the Crystal Structure of Ethyl 7-Hydroxy-2-Oxo-2h-Chromene-3-Carboxylate Monohydrate Artículo de revista Journal of the Chilean Chemical Society, 56 (1), pp. 546-548, 2011, ISSN: 0717-9324. Resumen | Enlaces | BibTeX | Etiquetas: coumarins, crystal design diffraction, patterns, structure, x-ray @article{RN26b, title = {Hydrogen-Bonded Supramolecular Array in the Crystal Structure of Ethyl 7-Hydroxy-2-Oxo-2h-Chromene-3-Carboxylate Monohydrate}, author = {A. Gald\'{a}mez and O. Garcia-Beltran and B.K. Cassels}, url = {/brokenurl#<Go to ISI>://WOS:000290700500005}, doi = {10.4067/S0717-97072011000100005}, issn = {0717-9324}, year = {2011}, date = {2011-01-01}, journal = {Journal of the Chilean Chemical Society}, volume = {56}, number = {1}, pages = {546-548}, abstract = {The crystal structure of ethyl 7-hydroxy-2-oxo-2H-chromene-3-carboxylate monohydrate (1), C(12)H(10)O(5).H(2)O, was established by X-ray crystallographic analysis. The molecule of the title compound is essentially planar except for the carboxylate substituent group. The crystal packing supramolecular array arises from hydrogen bonds and intermolecular C-H center dot center dot center dot O=C contacts of the organic molecules and solvent water molecules, with graph-Set descriptor R(4)(2)(8), R(1)(2) (6), R(4)(4)(20) and C(5) motifs. The water molecules are involved as donors and acceptors. The hydrogen bond and intermolecular interaction network is reinforced by stacking of the sheet through pi-pi interactions.}, keywords = {coumarins, crystal design diffraction, patterns, structure, x-ray}, pubstate = {published}, tppubtype = {article} } The crystal structure of ethyl 7-hydroxy-2-oxo-2H-chromene-3-carboxylate monohydrate (1), C(12)H(10)O(5).H(2)O, was established by X-ray crystallographic analysis. The molecule of the title compound is essentially planar except for the carboxylate substituent group. The crystal packing supramolecular array arises from hydrogen bonds and intermolecular C-H center dot center dot center dot O=C contacts of the organic molecules and solvent water molecules, with graph-Set descriptor R(4)(2)(8), R(1)(2) (6), R(4)(4)(20) and C(5) motifs. The water molecules are involved as donors and acceptors. The hydrogen bond and intermolecular interaction network is reinforced by stacking of the sheet through pi-pi interactions. |
2011 |
Hydrogen-Bonded Supramolecular Array in the Crystal Structure of Ethyl 7-Hydroxy-2-Oxo-2h-Chromene-3-Carboxylate Monohydrate Artículo de revista Journal of the Chilean Chemical Society, 56 (1), pp. 546-548, 2011, ISSN: 0717-9324. |